diff --git a/docs/changelog.rst b/docs/changelog.rst
index 760241217..0aacbf03a 100644
--- a/docs/changelog.rst
+++ b/docs/changelog.rst
@@ -112,6 +112,9 @@ New features:
 * A new configuration option, :ref:`duplicate_verbose_prompt`, allows changing
   how duplicates are presented during import.
   :bug: `4866`
+* :doc:`/plugins/embyupdate`: Add handling for private users by adding
+  ``userid`` config option.
+  :bug:`4402`
 
 Bug fixes:
 
diff --git a/docs/plugins/embyupdate.rst b/docs/plugins/embyupdate.rst
index 1a8b7c7b1..fed7e994c 100644
--- a/docs/plugins/embyupdate.rst
+++ b/docs/plugins/embyupdate.rst
@@ -29,7 +29,10 @@ The available options under the ``emby:`` section are:
   Default: ``localhost``
 - **port**: The Emby server port.
   Default: 8096
-- **username**: A username of a Emby user that is allowed to refresh the library.
+- **username**: A username of an Emby user that is allowed to refresh the library.
+- **userid**: A user ID of an Emby user that is allowed to refresh the library.
+  (This is only necessary for private users i.e. when the user is hidden from
+  login screens)
 - **apikey**: An Emby API key for the user.
 - **password**: The password for the user. (This is only necessary if no API
   key is provided.)